Modelling the distribution of hard seabed using calibrated multibeam acoustic backscatter data in a tropical, macrotidal embayment: Darwin Harbour, Australia - P. Justy W. Siwabessy; Maggie Tran; Kim Picard; Brendan P. Brooke; Zhi Huang; Neil Smit; David K. Williams; William A. Nicholas; Scott L. Nichol; Ian Atkinson (Marine Geophysical Research, 2018)